A nut having a flat bearing surface and 6 flat sides with slots in its upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, castellated, hexagon.
Classification: Nuts of iron or steel
NSN 5999-01-164-8929
NSN 5930-01-032-2168
NSN 5945-01-400-1145
NSN 7035-01-594-0182
NSN 6620-00-806-9303
NSN 5910-00-236-8151
NSN 5835-00-289-9080
NSN 6105-01-422-5502
NSN 6135-00-985-7845
NSN 6610-00-131-2076
NSN 6645-01-605-1485
NSN 6620-00-679-5830